Add access-om3 bundle definition (#90)

Author: CodeGat

packages/access-om3/package.py

@@ -0,0 +1,28 @@
+# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# Copyright 2024 ACCESS-NRI
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import BundlePackage, version, depends_on
+
+
+class AccessOm3(BundlePackage):
+    """
+    ACCESS-OM3 bundle containing the ACCESS-OM3 Package.
+
+    This is used to version the entirety of a released deployment, including
+    the package, it's dependencies, and the version of
+    spack-packages/spack-config that it is bundled with
+    """
+
+    homepage = "https://www.access-nri.org.au"
+
+    git = "https://github.com/ACCESS-NRI/ACCESS-OM3.git"
+
+    maintainers = ["harshula"]
+
+    version("latest")
+
+    depends_on("access-om3-nuopc")